ASME sec II materials part b

Ngày tải lên: 21/02/2017, 19:55

Ngày tải lên: 21/02/2017, 19:55

Ngày tải lên: 21/02/2017, 19:55

Ngày tải lên: 21/02/2017, 19:55

Ngày tải lên: 21/02/2017, 19:55

... [Ar]3d104s24p3 +III, +V +III, +V +I, +II, +III +II, +III, +IV, +V +III, +V +II, +IV +II, +III, +IV +I, +III +IV, +V, +VI [Xe]4f145d106s26p3 [Ar]3d104s1 [Ar]3d64s2 [Kr]4d35s2 [Xe]4f145d106s26p2 ... Ba1 - xKxBiO3 (8) BiSrCaCu2O6 + x (9) Tl2Ba2Ca2Cu3O9 + x (10 ) HgBa2Ca2Cu3O8 + x (11 ) NdFeAsO1-x Year 19 33 19 67 19 73 19 75 19 86 19 87 19 88 19 88 19 88 19 93 2008 TC 1. 5 6.0 1. 2...

Ngày tải lên: 21/06/2014, 05:20

... of the applied field for Type I and Type II superconductors; (b) The reversible magnetization curve of a long cylinder of Type I and Type II superconductor (After De Gennes, 1966) In Type II superconductors ... (Аbrikosov, 1957), the idea about the alloys turning into Type II superconductors at the value of the parameter æ > 1/ was first brought fo...

Ngày tải lên: 21/06/2014, 05:20

... profile which contains the p -type SiQW confined by the δ-barriers heavily doped with boron on the n -type Si (100) surface The value of the critical temperature, Tc= 145 K, the estimations of the ... confine the p -type Si-QW on the n -type Si (100) surface (a) – 77 K; (b) – 4. 2 K Fig 13 Uxx vs the value of the magnetic field applied perpendicularly to the...

Ngày tải lên: 21/06/2014, 05:20

... scattering properties are the direct reflection of the phonon behavior of MgB2 The parameters of Raman spectra vary with the composition of MgB2 crystals and the influence of their surroundings, which ... on both the connectivity and the disorder of the samples Furthermore, the disorder should be considered as composed of intrinsic and extrinsic parts based on...

Ngày tải lên: 21/06/2014, 05:20

... (S) of 57Fe subspectra in the Mössbauer spectra of YBa2(Cu0.97Fe0.03)3O7−δ samples (Jin et al., 19 97) To analyze these observations the correspondence between 57Fe crystallographic sites and the ... of the projectile with the sample and the range of particles in the sample In case of HTSC Bi-cuprates, the purpose was to investigate the knock-out of oxygen caused...

Ngày tải lên: 21/06/2014, 05:20

... slowly in case of B implying lower slope of Jc-B curve for sample B The lower values of the exponents k and m of the irradiated sample show that there is reduction of the distance of the pinning ... right side In the case of 1.5 A only two fringes are observed, they appear at t=20s and they remain constant during the rest of the pulse In the case of a curre...

Ngày tải lên: 21/06/2014, 05:20

... d211 is the average size of the RE-211 particles (Murakami 199 1), Sandiumenge et al., 199 7) According to another model, this dependence is V211/√d211 (Zablotskii 2002) In both cases, the particle ... Besides the rather large precipitate of NEG-211 seen in the right figure, two types of nanoparticles appear in the product, one within the size range 200-500 nm and another...

Ngày tải lên: 21/06/2014, 05:20

... alignment of the regions and/or pores of the size larger than the resolution Further development of the technique and improvement of the resolution is expected to show more details inside the macroscopic ... (except the presence of C entering the lattice of the MgB2 phase) or phases (such as Fe2B) in the MgB2 final bulk meaning that, if they are present, these...

Ngày tải lên: 21/06/2014, 05:20

... study the Figure of merit of the ceramic superconductors One of the important thermomagnetic transport quantities is the electrothermal conductivity and is shown to be one of the powerful probes of ... was reported that the superconducting properties of these materials are affected with increase of the amount of doping, regardless of the nature of the d...

Ngày tải lên: 21/06/2014, 05:20

... size of the superconductors and the length of the c-axis of the unit cell of the system are highly effective on both of the first and second chaotic points of the superconducting system The mercury ... analysis of temperature dependence of magnetization The concept of chaos can be defined as the transition from one state of being to another state of...

Ngày tải lên: 21/06/2014, 05:20